Perform calculations for voltage drop, electrical load studies, system power flow, standby generator sizing, UPS sizing, fault study calculations, and protective device coordinationPerform power system design and studies including preparation of load flow, short circuit, protective relaying coordination and arc-flash hazard analysis. Technical services also will likely include electrical power systems for generation and distribution, cabling (cable trays and conduits) and wiring, switchboards, service entrance, panelboards, motor control centers, communications systems, grounding and lightning protection, etc.